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Finding the Fourth Proportional to 62,854.66, 94,282 and 18,481.42

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Solution

The fourth proportional to 62,854.66, 94,282 and 18,481.42 is: 27,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,854.66 : 94,282 = 18,481.42 : x
  2. Step 2: Convert to fraction form
    62,854.66/94,282 = 18,481.42/x
  3. Step 3: Cross multiply
    62,854.66x = 94,282 × 18,481.42
  4. Step 4: Simplify right side
    62,854.66x = 1,742,465,240.44
  5. Step 5: Solve for x
    x = 1,742,465,240.44/62,854.66
  6. Step 6: Final answer
    x = 27,722.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.